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Summary: internal links
Changed:
< The [[dot]] symbol can be used as a regular expression operator to match any single character. A [[newline]] character can also be matched by the dot symbol operator.
to
> The [[dot]] symbol can be used as a [[regular expression operator]] to match any single character. A [[newline]] character can also be matched by the dot symbol operator.
The dot symbol can be used as a regular expression operator to match any single character. A [[newline?]] character can also be matched by the dot symbol operator.